Home / 5,437.03-8,155.47-2,150.08

Finding the Fourth Proportional to 5,437.03, 8,155.47 and 2,150.08

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Solution

The fourth proportional to 5,437.03, 8,155.47 and 2,150.08 is: 3,225.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.03 : 8,155.47 = 2,150.08 : x
  2. Step 2: Convert to fraction form
    5,437.03/8,155.47 = 2,150.08/x
  3. Step 3: Cross multiply
    5,437.03x = 8,155.47 × 2,150.08
  4. Step 4: Simplify right side
    5,437.03x = 17,534,912.94
  5. Step 5: Solve for x
    x = 17,534,912.94/5,437.03
  6. Step 6: Final answer
    x = 3,225.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.